Home / 91,236.32-136,588.19-60,875.29

Finding the Fourth Proportional to 91,236.32, 136,588.19 and 60,875.29

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Solution

The fourth proportional to 91,236.32, 136,588.19 and 60,875.29 is: 91,135.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,236.32 : 136,588.19 = 60,875.29 : x
  2. Step 2: Convert to fraction form
    91,236.32/136,588.19 = 60,875.29/x
  3. Step 3: Cross multiply
    91,236.32x = 136,588.19 × 60,875.29
  4. Step 4: Simplify right side
    91,236.32x = 8,314,845,676.83
  5. Step 5: Solve for x
    x = 8,314,845,676.83/91,236.32
  6. Step 6: Final answer
    x = 91,135.26

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.